<div dir="ltr">Hi Even,<div>in CIS 1.1 they state:</div><div><br></div><div>Coverages are assumed to have a 1:1 correlation between the axis names given in axis-Labels and gridLabels, i.e.: they shall relate pairwise, given by their sequence position. For example, axisLabels=“Lat Long h date” and gridLabels={i j k l} implies a correspondence of Lat with i, Long with j, h with k, and date with l. <br></div><div><br></div><div>If there is no 1:1 correspondence between geographic and raster space axis, then I see no other way but to use Function to explicitly correlate the two.</div><div>How would you propose to proceed instead?</div><div><br></div><div>Cheers</div><div>Andrea</div><div><br></div></div><div class="gmail_extra"><br><div class="gmail_quote">On Mon, Apr 10, 2017 at 3:31 PM, Even Rouault <span dir="ltr"><<a href="mailto:even.rouault@spatialys.com" target="_blank">even.rouault@spatialys.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><u></u>
<div style="font-family:'monospace';font-size:9pt;font-weight:400;font-style:normal"><span class="">
<p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px;text-indent:0px">On lundi 10 avril 2017 15:06:55 CEST Andrea Aime wrote:</p>
<p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px;text-indent:0px">> Hi,</p>
<p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px;text-indent:0px">> sorry I lost track of the subject. So, to close up, and approach where the</p>
<p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px;text-indent:0px">> envelope is reported as "lat lon" and the "i j" raster space</p>
<p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px;text-indent:0px">> axis would map pairwise, so i pointing north-wards and j east-wards, would</p>
<p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px;text-indent:0px">> be considered valid?</p>
<p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px;text-indent:0px">> E.g., if one rescaling says "i is going to be 200 pixels" it really means</p>
<p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px;text-indent:0px">> the output image will be 200 pixels tall?</p>
<p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px;text-indent:0px"> </p>
</span><p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px;text-indent:0px">IMHO, importing EPSG axis order mess in raster space would seem to be foolish to me and cause major annoyances. Performance-wise, processing flipped rasters with classic algorithms that process line per line would be terrible as soon as they are large enough, since reading each line would in practice require to read the whole raster each time.</p><span class="HOEnZb"><font color="#888888">
<p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px;text-indent:0px"> </p>
<p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px;text-indent:0px">Even</p></font></span><span class="">
<p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px;text-indent:0px"> </p>
<p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px;text-indent:0px">-- </p>
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<br></blockquote></div><br><br clear="all"><div><br></div>-- <br><div class="gmail_signature" data-smartmail="gmail_signature"><div dir="ltr"><div><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div><div><div>==</div><div>GeoServer Professional Services from the experts! Visit</div><div><a href="http://goo.gl/it488V" target="_blank">http://goo.gl/it488V</a> for more information.</div><div><span style="font-size:12.8000001907349px">==</span><br></div></div><div><br></div></div><div>Ing. Andrea Aime <br></div><div>@geowolf</div><div>Technical Lead</div><div><br></div><div><span style="font-size:12.8px">GeoSolutions S.A.S.</span><br style="font-size:12.8px"><span style="font-size:12.8px">Via di Montramito 3/A</span><br style="font-size:12.8px"><span style="font-size:12.8px">55054 Massarosa (LU)</span></div><div><span style="font-size:12.8px">phone: +39 0584 962313</span><br></div><div>fax: +39 0584 1660272</div><div>mob: +39 339 8844549</div><div><br></div><div><a href="http://www.geo-solutions.it" target="_blank">http://www.geo-solutions.it</a></div><div><a href="http://twitter.com/geosolutions_it" target="_blank">http://twitter.com/geosolutions_it</a></div><div><br></div><div><p><span lang="IT"><font size="1"><b>AVVERTENZE AI SENSI DEL D.Lgs. 196/2003</b></font></span></p><p><span lang="IT"><font size="1">Le informazioni contenute in questo messaggio di posta elettronica e/o nel/i file/s allegato/i sono da considerarsi strettamente riservate. Il loro utilizzo è consentito esclusivamente al destinatario del messaggio, per le finalità indicate nel messaggio stesso. Qualora riceviate questo messaggio senza esserne il destinatario, Vi preghiamo cortesemente di darcene notizia via e-mail e di procedere alla distruzione del messaggio stesso, cancellandolo dal Vostro sistema. Conservare il messaggio stesso, divulgarlo anche in parte, distribuirlo ad altri soggetti, copiarlo, od utilizzarlo per finalità diverse, costituisce comportamento contrario ai principi dettati dal D.Lgs. 196/2003.</font></span></p><p><span lang="IT"><font size="1"> </font></span></p><p><font size="1">The information in this message and/or attachments, is intended solely for the attention and use of the named addressee(s) and may be confidential or proprietary in nature or covered by the provisions of privacy act (Legislative Decree June, 30 2003, no.196 - Italy's New Data Protection Code).Any use not in accord with its purpose, any disclosure, reproduction, copying, distribution, or either dissemination, either whole or partial, is strictly forbidden except previous formal approval of the named addressee(s). If you are not the intended recipient, please contact immediately the sender by telephone, fax or e-mail and delete the information in this message that has been received in error. The sender does not give any warranty or accept liability as the content, accuracy or completeness of sent messages and accepts no responsibility for changes made after they were sent or for other risks which arise as a result of e-mail transmission, viruses, etc.</font></p></div><div><br></div><div>-------------------------------------------------------</div></div></div></div></div></div></div></div></div></div></div>
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